Low-Dose CT Denoising Using Octave Convolution with High and Low Frequency Bands.
Dong Kyu WonSion AnSang Hyun ParkDong Hye YePublished in: PRIME@MICCAI (2020)
Keyphrases
- frequency band
- low dose
- denoising
- wavelet packet
- computed tomography
- x ray
- image processing
- ct scans
- imaging modalities
- image denoising
- lung nodules
- computer tomography
- ct images
- medical imaging
- dual energy
- noisy images
- contrast enhancement
- medical images
- high frequency
- frequency domain
- low frequency
- subband
- natural images
- transfer function
- wavelet domain
- filter bank
- three dimensional
- image reconstruction
- gaussian noise
- spatial domain
- visual quality
- remote sensing
- x ray images
- ct data
- multiscale
- anatomical structures
- medical image analysis
- low contrast
- intraoperative